# Assetnote ASM vs Shodan: side-by-side comparison (2026)

[Assetnote ASM](https://cybersectools.com/tools/assetnote-asm) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Assetnote](https://cybersectools.com/companies/assetnote). [Shodan](https://cybersectools.com/tools/shodan) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.

## Side-by-side comparison

| | Assetnote ASM | Shodan |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Assetnote | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Assetnote ASM | Shodan |
|---|---|---|
| Security Scanning | Yes | – |
| Network Monitoring | – | Yes |

### Core features

**Assetnote ASM**

10 features listed. Sign in on the page to see them.

**Shodan**

No features listed.

### Integrations

**Assetnote ASM**

2 integrations listed. Sign in on the page to see them.

**Shodan**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Shodan](https://cybersectools.com/tools/shodan) fits if you are a small business and you need a free product.

## Assetnote ASM vs Shodan FAQ

Common questions when comparing Assetnote ASM vs Shodan for external attack surface management.

### What is the difference between Assetnote ASM and Shodan?

**Assetnote ASM**: External attack surface management platform with continuous asset discovery. Built by Assetnote.

**Shodan**: A search engine for the Internet of Things (IoT) that discovers and monitors devices connected to the internet.

The table above shows where their features, integrations, deployment and company size fit differ.

### Is Assetnote ASM a good alternative to Shodan?

Often, yes. Assetnote ASM and Shodan are both External Attack Surface Management products. Key differences: Assetnote ASM is Commercial while Shodan is Free. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Assetnote ASM vs Criminal IP Security Scanning Service](https://cybersectools.com/compare/assetnote-asm-vs-criminal-ip-security-scanning-service)
- [Assetnote ASM vs Attaxion](https://cybersectools.com/compare/assetnote-asm-vs-attaxion)
- [Assetnote ASM vs DarkInvader EASM Platform](https://cybersectools.com/compare/assetnote-asm-vs-darkinvader-easm-platform)
- [Shodan vs Criminal IP Security Scanning Service](https://cybersectools.com/compare/criminal-ip-security-scanning-service-vs-shodan)
- [Shodan vs Attaxion](https://cybersectools.com/compare/attaxion-vs-shodan)
- [Shodan vs DarkInvader EASM Platform](https://cybersectools.com/compare/darkinvader-easm-platform-vs-shodan)

## Alternatives to each

- [See all Assetnote ASM alternatives](https://cybersectools.com/alternatives/assetnote-asm)
- [See all Shodan alternatives](https://cybersectools.com/alternatives/shodan)

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Source: https://cybersectools.com/compare/assetnote-asm-vs-shodan

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/assetnote-asm.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Assetnote ASM and Shodan: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md